Hiroaki Matsuno

Papers

Total Citations

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About

Hiroaki Matsuno’s research focuses on the rigorous design of controllers and observers for complex nonlinear systems, a cornerstone challenge in modern control theory. His major contributions lie in developing systematic, analytically grounded methods for output feedback servo-control—a critical area where direct state measurement is impractical. In his 2002 work, Matsuno pioneered a novel approach that first derives state feedback regulators using Hamilton-Jacobi optimality conditions for quadratic cost functions, then extends this framework to output feedback, enabling precise servo-control without full state knowledge. His 2005 paper further advanced this line of inquiry by reducing the design of both controllers and observers for multiple-input, multiple-output (MIMO) nonlinear systems to a tractable problem of finding proper gains, with validation through positioning control applications. While each of these foundational papers has garnered 2 citations, their true impact lies in providing a clear, step-by-step design methodology that bridges theoretical optimality with practical implementation. Matsuno’s work represents an important step toward making advanced nonlinear control accessible for real-world engineering systems.